body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, form, fieldset, input, textarea, p, blockquote, th, td {
    margin: 0;
    padding: 0;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

fieldset, img {
    border: 0
}

address, caption, cite, code, dfn, em, strong, th, var {
    font-style: normal;
    font-weight: normal;
}

ol, ul {
    list-style: none;
}

caption, th {
    text-align: left;
}

h1, h2, h3, h4, h5, h6 {
    font-size: 100%;
    font-weight: normal
}

q:before, q:after {
    content: '';
}

abbr, acronym {
    border: none
}

a {
    text-decoration: none;
    color: #000;
}

/* 总外包exam */

.exam-wrap {
    background-color: #f5f6f8;
    word-break: break-all;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    font-family: "Helvetica Neue", Helvetica, sans-serif;
    font-size: 0.16rem;
    line-height: 1.5;
    color: #3d4145;
    background: #eee;
    overflow: hidden;
    margin: 0;
}

/* 内容外包content */

.content {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    overflow: auto;
    -webkit-overflow-scrolling: touch;
}

/* 外包 */

.exam-page-wrap {
    top: 0;
    height: auto;
}

.page-wrap {
    /* position: absolute; */
    width: 100%;
    /* height: calc(100% - 6.21rem);
      top: 6.21rem;
      bottom: 0; */
}

/* 有下方导航栏bar-tab的内容外包content */

.bar-tab~.content {
    bottom: 0.5rem;
}

/* 背景颜色 */

.bgc-f5 {
    background-color: #f5f6f8;
}

.bgc-ff {
    background-color: #fff;
}

.bgc-bf {
    background-color: #bfe6ff;
}

.bgc-success {
    background-color: #35ce76;
}

.bgc-warning {
    background-color: #ffa200;
}

.bgc-danger {
    background-color: #fd6252;
}

.bgc-info {
    background-color: #30a4ff;
}

/* 颜色 */

.c-fff {
    color: #fff;
}

.c-222 {
    color: #222;
}

.c-333 {
    color: #333;
}

.c-blue {
    color: #3e83e5;
}

.c-777 {
    color: #777;
}

.c-35 {
    color: #352f3a;
}

.c-24 {
    color: #242932;
}

.c-000 {
    color: #000;
}

/* 字体 */

.font-18 {
    font-size: 0.18rem;
}

.font-20 {
    font-size: 0.20rem;
}

.font-22 {
    font-size: 0.22rem;
}

.font-25 {
    font-size: 0.25rem;
}

.font-27 {
    font-size: 0.27rem;
}

.font-29 {
    font-size: 0.29rem;
}

.font-30 {
    font-size: 0.30rem;
}

.font-31 {
    font-size: 0.31rem;
}

.font-34 {
    font-size: 0.34rem;
}

.font-35 {
    font-size: 0.35rem;
}

/* 文本 */

.bold {
    font-weight: bold;
}

.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

/* 布局 */

.percent-width25 {
    width: 25%;
}

.percent-width75 {
    width: 75%;
}

.percent-width46 {
    width: 46%;
    margin-left: 4%;
}

/* 间距 */

.mt18 {
    margin-top: 0.18rem;
}

/* 按钮 */

.btn {
    text-decoration: none;
    text-align: center;
    display: block;
    border-radius: 0.09rem;
    box-sizing: border-box;
    appearance: none;
    background: 0;
    padding: 0 0.18rem;
    margin: 0;
    white-space: nowrap;
    text-overflow: ellipsis;
    font-family: inherit;
    cursor: pointer;
    outline-style: none;
}